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Type: Posts; User: air j

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  1. Replies
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    Trane vertical stack fan coil unit

    In a four pipe chilled water/hot water fancoil the piping enters the unit and makes several back-and-forth passes before going to valves and coil. Does anyone know the reasoning for this extra piping?
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    Do you have a installation manual for the...

    Do you have a installation manual for the teletrol integrator 186. I want to hook up a laptop with a local (direct connection) but I must be doing something wrong I get an internal error. Any help...
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    382

    Thank you!

    Thank you!
  4. Replies
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    382

    York rooftop unit

    Does anyone have a parts list/breakdown and/or a service manual for a York M# D4CG150N20025JSA. Thanks.
  5. Thread: Alerton TX-VAV

    by air j
    Replies
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    2,277

    If you have a programming manual for the Microset...

    If you have a programming manual for the Microset I it would great if you could send it to me. Thanks
  6. Replies
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    4,488

    Does anyone have the manual for the Microset I? ...

    Does anyone have the manual for the Microset I? Any help is greatly appreciated.
  7. Replies
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    2,554

    If anyone has programming information on the...

    If anyone has programming information on the Microset I can they please send it to me.
  8. Thread: Alerton TX-VAV

    by air j
    Replies
    8
    Views
    2,277

    Yes they do have that stereo jack style plug. Do...

    Yes they do have that stereo jack style plug. Do you know where I could get a microset with a cable and instructions on how to use it. They do have 3 wires to the sensors. Thanks
  9. Thread: Alerton TX-VAV

    by air j
    Replies
    8
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    2,277

    No displays simple sensors with a slide and port....

    No displays simple sensors with a slide and port. I thought I could set min max setback ect. with a plug in device of some kind?
  10. Thread: Alerton TX-VAV

    by air j
    Replies
    8
    Views
    2,277

    Alerton TX-VAV

    I just got an account with 50 of these vav controllers. I assume I could plug into sensor with a laptop or palm for setup ect. I never worked with these before does anyone have any helpful info. Any...
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    464

    Keep an eye on the t stat and unit when its...

    Keep an eye on the t stat and unit when its cycling off. Determine if the unit is cycling off because the t stat is satisfying or the unit is shutting before set point is reached.
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    1,930

    Never mind found it. Thanks

    Never mind found it. Thanks
  13. Replies
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    1,930

    The thermocouple is bad but it is fixed to the...

    The thermocouple is bad but it is fixed to the pilot/ignitor assembly does anyone know where I can get a replacement?
  14. Replies
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    1,930

    Thanks great site

    Thanks great site
  15. Replies
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    1,930

    Desa fireplace thermopile?

    I looked at a gas vent less fireplace for a friend and the pilot is not staying lit. I tested the thermopile at 250mv max. I never work on these and I am wondering what the rating should be? Do...
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    You should have replaced the header assembly and...

    You should have replaced the header assembly and to cut ref. lines with a SAW is not a good idea.....
  17. Replies
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    2,404

    Just cut each inlet to evap coil with snips as...

    Just cut each inlet to evap coil with snips as far back to header as possible then unbraze one at a time. Hope this helps that's the way i do it
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    749

    looks like 2.5 ton

    looks like 2.5 ton
  19. Replies
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    7,344

    I hate to see all those wire ties on the armor...

    I hate to see all those wire ties on the armor flex. Why not sleeve on the armor flex before brazing your last connection? Looks better and lasts longer.......
  20. Thread: Teletrol

    by air j
    Replies
    5
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    1,258

    I have not been there yet but it is supposed to...

    I have not been there yet but it is supposed to be older stuff.
  21. Thread: Teletrol

    by air j
    Replies
    5
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    1,258

    Thanks any help is appreciated.

    Thanks any help is appreciated.
  22. Thread: Teletrol

    by air j
    Replies
    5
    Views
    1,258

    Teletrol

    I am servicing several buildings with teletrol controls. Does anyone know i where i can get any information and software to access this system? Any help is appreciated.
  23. Replies
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    558

    Commercial HVAC job in central N.J.

    Anyone know of any good commercial HVAC company's looking for service tech. with 10+ years experience in the central N.J. area.
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    If these are semi's may want to reverse rotation,...

    If these are semi's may want to reverse rotation, sometimes oil pump will be running backwards.
  25. Replies
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    2,233

    you can also bend the louvers open more . This...

    you can also bend the louvers open more . This sometimes helps if sizing isn't too far off. Taped seamers is best for doing this so you don't scratch the finish.
  26. Thread: First Install

    by air j
    Replies
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    6,072

    Work looks nice and neat but why the t and open...

    Work looks nice and neat but why the t and open pipe after trap over furnace?
  27. Replies
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    2,120

    is there an electronic air cleaner ? (ozone at...

    is there an electronic air cleaner ? (ozone at low speed)
  28. 70 deg. loop temp in heat mode with 6 deg....

    70 deg. loop temp in heat mode with 6 deg. differential.
  29. AFF McQuay 40 ton water cooled rooftop heatpumps

    I am working on a new account with several 40 ton (RCRM) water cooled rtus (aprox 25 yrs old) (4-10 ton comps). Several compressors have been replaced, charged in ac mode 10 deg sub cooling and 12-15...
  30. Thread: reliatel trane

    by air j
    Replies
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    4,749

    i had a similar problem with one a while ago the...

    i had a similar problem with one a while ago the problem was solved by switching a pin connector on control board with one hanging it came wired for trane control system i believe it was a 4 wire...
  31. Thread: New Furnace Pics

    by air j
    Replies
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    2,455

    im not to fimilar with this particular furnace...

    im not to fimilar with this particular furnace but usually you need to bring the pvc drain above the heat exchanger (if drain clogs water will leak out @ t if piped up blocked drain pressure switch...
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    you could also get a high eff. water heater...

    you could also get a high eff. water heater direct vent and do away with the chimney. if the water heater is old?
  33. Thread: fujitsu

    by air j
    Replies
    3
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    1,020

    http://www.fujitsugeneral.com/

    http://www.fujitsugeneral.com/
  34. Thread: fujitsu

    by air j
    Replies
    3
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    1,020

    possibly a thermistor on indoor coil used for...

    possibly a thermistor on indoor coil used for defrost i have had same problem with another unit?
  35. Replies
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    4,360

    I installed alot of honeywell drain thru humids...

    I installed alot of honeywell drain thru humids and in the instructions it said the humid would be up to 40% more effective mounted on the return
  36. Replies
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    $319.52

    $319.52
  37. Replies
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    the job looks good in nj if the drip leg is not...

    the job looks good in nj if the drip leg is not installed in a drop or riser the inspectors fail us i guess there thought is in a horizontal pipe any moister or debris may blow by the drip leg and...
  38. Replies
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    Since you installed it incorrectly and against...

    Since you installed it incorrectly and against code why dont you inlighten me.
  39. Replies
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    4,921

    that drip leg on the gas line needs to be off a...

    that drip leg on the gas line needs to be off a vertical pipe
  40. Replies
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    540

    the fan should always be running if elect. heat...

    the fan should always be running if elect. heat is on
  41. Thread: Heil problems

    by air j
    Replies
    25
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    2,197

    check venting make sure its as per manufacturer...

    check venting make sure its as per manufacturer specs, and make sure drains are clear ..
  42. Thread: Trane fan noise

    by air j
    Replies
    13
    Views
    1,423

    what size is the furnace and what size is the...

    what size is the furnace and what size is the return grill?
  43. Thread: KMC controls

    by air j
    Replies
    11
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    1,732

    we use kmc at the co. i work for i like it. its...

    we use kmc at the co. i work for i like it. its very user friendly, the only problem is you have to be able to program it
  44. How high was the water level from the flood? Is...

    How high was the water level from the flood? Is this an upflow furnace (how high is the gas valve + control board from the ground? Possibly water may have splashed on control board or filled in the...
  45. Thread: Goodman Problem

    by air j
    Replies
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    2,375

    If the furnace has not been maintained and filter...

    If the furnace has not been maintained and filter changing was negelcted, you may have a cloged blower wheel and or cloged evaporator coil. Furnace may be shutting off from high limit. There may be...
  46. Replies
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    5,009

    job looks sweet but in NJ you would fail elect....

    job looks sweet but in NJ you would fail elect. ins. for the disconnects behind the condensors
  47. Thread: boiler license

    by air j
    Replies
    3
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    968

    can anyone recommend any books/info. on obtaining...

    can anyone recommend any books/info. on obtaining boiler licenses in new jersey.
  48. hvac hero add a temp sensor in area not getting...

    hvac hero add a temp sensor in area not getting enough heat and system will compensate. also if you are not using the rheem modulating stat you are just running staged heat.
  49. Replies
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    it sounds like you are not properly draining...

    it sounds like you are not properly draining water from the heat exchanger check piping is all clear and pitched down and equiptment is level
  50. Thread: rheem 90 plus

    by air j
    Replies
    16
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    1,230

    when the furnace is not firing look through the...

    when the furnace is not firing look through the peep hole in the blower door and count the flashes on the led then look on back of blower door for problem.
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